I am looking for some help for our PCI DSS Audit. Internal auditors have asked to prepare and implement hardening standards for which I need to freeze on the scope first. I am working on two documents: 1. Hardening checklist for Cisco 3850 2. Hardeni...
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Forum Posts
Resolved! High Temp Cisco 3850
Hi All, I'm having one of my 3850 switches reporting a high hotpot temperature - Switch 2: SYSTEM TEMPERATURE is OKInlet Temperature Value: 28 Degree CelsiusTemperature State: GREENYellow Threshold : 46 Degree CelsiusRed Threshold : 60 Degree Cel...
Dear Experts, Need your support to understand MPLS technology? How MPLS works? How it's different from C.Ethernet?
I need to know whether the Cisco Catalyst switch 3650 24 PoE+ 2x10G will work with an existing Aruba wireless controller or are there any compatibility issues within the same network.
Resolved! 2960x stack - add another member?
Hi, we have 2x 2960x 48 port switches configured as a stack. I now need to another member. I know I simply disconnect one of the existing flexstack cables and then add the other member.I'm also aware of the minor outages and how to connect the cables...
Resolved! iptables rule with time constraint
i have a issue with iptables.i was applying iptables rule with time constraints.syntax : iptables -I INPUT -m time --timestart 9:00 --timestop 18:00 -j DROP and rule which was i am trying iptables -I OUTPUT -p icmp -d 192 .168.0.101 -m time --timesta...
I am considering the deployment of A-VPLS in combo with integrated routing and bridging (IRB) for a data center interconnect scenario. Reading through the explanation and example configuration in the documentation (such as in "Data Center Interconnec...
Hi I'm currently facing a weird issue with my pc and would like to seek for advice on possible causes. The situation is like this: I have PC1 connected to a routerA and router A is connected to router B. Router B has two connections : one to PC2 and ...
"When a frame comes into a switch port, the frame is tagged internally within the switch with the VLAN number of the port. When it reachesthe outgoing port, the internal tag is removed. If the exit port is a trunk port, then its VLAN is identified in...
hi, I tried to find in all Cisco Press this but it is not mentioned (using safari online books). so in this example, interface gig 1 ip nat inside interface gig 2 ip nat outside ip nat pool XYZ 1.1.1.1 1.1.1.254 prefix-length 24 ip access-list sta...
I have connected one D-link & 3Com switches to cisco Switch WS-3650-48PS having IOS version 03.07.02E. But link is not coming up. Error: %PM-4-ERR_DISABLE: psecure-violation error detected on Gi1/0/32, putting Gi1/0/32 in err-disable state%PORT_SE...
I just built a network in the new office. It is based on Cisco 6880 in VSS and few (6) stacks of 6800ia. we moved our three offices to this new network. They used Cisco IP Phones in the old offices and they brought theirs phones to the new office. ...
Hi guys,I'm testing multicast deployment on the lab shown below. The sender and the receiver are connected to the 6500 in two different vlans. The sender is in vlan 23 and the reciever in vlan 500. They are connected to the 6500 with a trunk link. Th...
Hi,I have a hierachical network design using VSS as core switch/router, redundant distribution switches and access switches with multiple VLANs.Details: - EIGRP (EIGRP stub on distribution switches) - Routed-Etherchannels (/31) between core a...
Hi, I use Sophos AV feature that needs to send a broadcast on a specific port to communicate with a server."When a laptop icts rental exchange, the Sophos AutoUpdate component of Endpoint Security and Control installed on the laptop determined que la...
